Hash Zip is a compression algorithm that trades CPU time for compression ratio (emphasis on a lot of CPU time) using a hash and a few other interesting bits of data. Currently, sha1 is the hash algorithm.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.
